<form class="layui-form _form ajax" action="{:url('')}" method="post" id = "desinForm">
    <input type="hidden" name="id" value="{$one.id}"/>
    <input type="hidden" name = "description_url" id = "description_url"/>
    <textarea autofocus id = "designer" name="description"></textarea>
    <div class="layui-form-item">
        <button class = "layui-btn layui-btn-success" type="button" onclick = "postDesigner()">确认</button>
    </div>
</form>
<div style="display: none;" id = "description">
    {$one.description}
</div>